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Module 1 Identification of Horticultural Insects 1 Task 1 Identification of Morphological Characteristics of Insects 1 Task 2 Biological Characteristics of Insects 22 Task 3 Identification of Key Groups of Horticultural Insects 35 Module 2 Identification and Diagnosis of Horticultural Plant Diseases 66 Task 1 Identification of Symptoms of Horticultural Plant Diseases 66 Task 2 Identification of Fungal Taxa of Horticultural Plant Pathogens 70 Task 3 Identification of Other Groups of Horticultural Plant Pathogens 107 Task 4 Diagnosis of Horticultural Plant Diseases 118 Module 3 Scientific Use of Pesticides 125 Task 1 Selection of Appropriate Pesticides 125 Task 2 The Dilution and Preparation of Pesticide 137 Task 3 Proper Application of Pesticides 141 Task 4 Pesticide Field Efficacy Test 151 Module 4 Field Investigation, Forecast, and Integrated Control Plan for Horticultural Plant Diseases and Pests 159 Task 1 Techniques for Horticultural Plant Diseases